[self.datePicker setValue:UIColorFromRGB(kMainColorDarkGray) forKey:@"textColor"];

// 循環獲取屬性的名字? property_getName函數返回一個屬性的名稱

unsigned int outCount;

int i;

objc_property_t *pProperty = class_copyPropertyList([UIDatePicker class], &outCount);

for (i = 0; i < outCount; i++){

NSString *getPropertyName = [NSString stringWithCString:property_getName(pProperty[i]) encoding:NSUTF8StringEncoding];

NSString *getPropertyNameString = [NSString stringWithCString:property_getAttributes(pProperty[i]) encoding:NSUTF8StringEncoding];

NSLog(@"%@====%@",getPropertyNameString,getPropertyName);

}

// 獲取所有方法列表

unsigned int methCount = 0;

Method *meths = class_copyMethodList([UIDatePicker class], &methCount);

for (int i = 0 ; i < methCount; i++) {

Method meth = meths[i];

SEL sel = method_getName(meth);

const char *name = sel_getName(sel);

NSLog(@"%s",name);

}

free(meths);

*/

// 設置不顯示今天

SEL selector = NSSelectorFromString(@"setHighlightsToday:");

NSInvocation *invocation = [NSInvocation invocationWithMethodSignature:[UIDatePicker instanceMethodSignatureForSelector:selector]];

BOOL no = NO;

[invocation setSelector:selector];

[invocation setArgument:&no atIndex:2];

[invocation invokeWithTarget:self.datePicker];

// 設置線條顏色

for (UIView *view in self.datePicker.subviews) {

if ([view isKindOfClass:[UIView class]]) {

for (UIView *subView in view.subviews) {

if (subView.frame.size.height < 1) {

subView.backgroundColor = UIColorFromRGB(kMainColorNaviBlue);

}

}

}

}